Source file irmin_graphql_unix.ml

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(*
 * Copyright (c) 2013-2022 Thomas Gazagnaire <thomas@gazagnaire.org>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *)

type remote_fn =
  ?ctx:Mimic.ctx -> ?headers:Cohttp.Header.t -> string -> Irmin.remote Lwt.t

module Server = struct
  module Remote = struct
    module None = struct
      let remote = None
    end
  end

  module Make_ext
      (S : Irmin.Generic_key.S)
      (Remote : sig
        val remote : remote_fn option
      end)
      (T : Irmin_graphql.Server.CUSTOM_TYPES
             with type path := S.path
              and type metadata := S.metadata
              and type contents := S.contents
              and type hash := S.hash
              and type branch := S.branch
              and type commit_key := S.commit_key
              and type contents_key := S.contents_key
              and type node_key := S.node_key) =
    Irmin_graphql.Server.Make_ext
      (Cohttp_lwt_unix.Server)
      (struct
        module Info = Irmin_unix.Info (S.Info)

        type info = S.info

        let info = Info.v

        let remote =
          match Remote.remote with
          | Some fn -> Some (fun ?headers v -> fn ?headers v)
          | None -> None
      end)
      (S)
      (T)

  module Make
      (S : Irmin.Generic_key.S)
      (Remote : sig
        val remote : remote_fn option
      end) =
    Irmin_graphql.Server.Make
      (Cohttp_lwt_unix.Server)
      (struct
        module Info = Irmin_unix.Info (S.Info)

        type info = S.info

        let info = Info.v

        let remote =
          match Remote.remote with
          | Some fn -> Some (fun ?headers v -> fn ?headers v)
          | None -> None
      end)
      (S)
end